Cave Nebula Hubble Colour

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Cave Nebula Hubble Colour

Image specifications:

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  • Object: Sharpless 2-155, Caldwell 9
  • Telescope: Photoline 130mm APO
  • Camera: SBIG ST-8300M
  • Exposure: SII 4H, Ha 10H, OIII 6H
  • Image processing: MaximDL and Photoshop
  • Location: Beerse, Belgium
  • Date: July - September 2015